Patent information:
| Patent: | Design 106,977 |
| Patented: | November 16, 1937 |
| Applied: | September 30, 1937 |
| Title: | Design for a Hollow Glass Building Block |
| Description: | Block design with internal double ridged bars |
| Category: | OI |
| Assigned to: | Owens-Illinois Glass Co. |
Patentee Information:
| HOLMES, Minot K. | Muncie, IN |
Class and subclass information:
| Class: | D25 | BUILDING UNITS AND CONSTRUCTION ELEMENTS |
| Subclass: | 108 |
Known specimens:
| None known |
Drawings:
Page 1 |